Foundation Plus
11th March 1989
- 1Averages from Frequency Tables2 marks
Grouped data has five classes of width 5, the first being 0 < x <= 5. The frequencies in order are 7, 16, 21, 11, 3. Write down the modal class.
- 2Indices2 marks
Write 5^12 / 5^2 as a single power of 5.
- 3Solving Simultaneous Equations Graphically3 marks
The lines y = -2x + 1 and y = -x + 4 are drawn. Write down the coordinates of the point where they cross.
- 4Ratio2 marks
Red and blue stickers are in the ratio 2 : 5. There are 18 red stickers. How many stickers are there altogether?
- 5Cylinders2 marks
A cylinder has radius 5 cm and height 3 cm. Work out its curved surface area, to 1 decimal place.
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Any date always gives the same five questions, so a sheet can be set again or shared. All of March 1989, including the monthly compilation PDF.